#19174B#19174B

#19174B is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.5% C 0.093 H 278.7°. Best body text is #FFFFFF at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#19174B
RGB	rgb(25, 23, 75)
HSL	hsl(242, 53%, 19%)
HSV	hsv(242, 69%, 29%)
CMYK	cmyk(66.7%, 69.3%, 0%, 70.6%)
CIE-LAB	lab(11.47, 19.12, -32.02)
CIE-LCH	lch(11.47, 37.30, 300.84°)
OKLab	oklab(24.47% 0.0141 -0.0921)
OKLCH	oklch(24.47% 0.093 278.7)
XYZ	xyz(1.9769, 1.3273, 6.8073)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.63

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19174B #494B17

analogous

#172F4B #19174B #33174B

triadic

#19174B #4B1917 #174B19

tetradic

#19174B #4B172F #494B17 #174B33

square

#19174B #4B172F #494B17 #174B33

split-complementary

#19174B #4B3317 #2F4B17

monochromatic

#080717 #09091C #19174B #29257A #3834A9

Accessibility & contrast

On white

16.60

#19174B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#19174B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19174B

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19174B	#FFFFFF	#000000	##FFFFFF
##19174B	1.00	16.60	1.27	16.60
#FFFFFF	16.60	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00214D

Deuteranopia (green-blind)

#001C4A

Tritanopia (blue-blind)

#00242E

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #19174b;
/* rgb */ color: rgb(25, 23, 75);
/* oklch */ color: oklch(24.5% 0.093 278.7);

Tailwind

colors: {
  custom: {
    50: '#5c547e',
    500: '#19174b',
    950: '#000000',
  },
}

SCSS

$custom: #19174b;
$custom-light: #5c547e;
$custom-dark: #000000;

JSON

{
  "hex": "#19174b",
  "rgb": {
    "r": 25,
    "g": 23,
    "b": 75
  },
  "hsl": {
    "h": 242.308,
    "s": 53.061,
    "l": 19.216
  },
  "oklch": {
    "l": 0.24466,
    "c": 0.09322,
    "h": 278.7
  },
  "luminance": 0.01327
}

Semantic roles & 50–950 ramp

primary

#19174B

secondary

#7F823C

accent

#DC4BD7

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #19174B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →